A daily updated filename extension database!

EFR file extension

The table below provides useful information about the .efr file extension. It answers questions such as:

  • What is the .efr file?
  • What program do I need to open a .efr file?
  • How can the .efr file be opened, edited or printed?
  • How can I convert .efr files to another format?

We hope you find this page helpful and a valuable resource!

3 extension(s) and 0 alias(es) found in database

✅ Encryptafile Private Key

.efr
Encryptafile Private Key .efr file icon
Description:
The EFR file is an Encryptafile Private Key. Encryptafile is a powerful tool that supports both traditional secret-key encryption as well as public-key encryption. An EFR file is a file that contains a hexadecimal representation of a private key.
EFR format description not yet available
Category: Other files
Application: Encryptafile
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
EFR aliases:
-
EFR related links:
-
EFR related extensions:
Encryptafile Signature

Encryptafile Encrypted File

Encryptafile Public Key

✅ Elixir DesignPro Tools New Form

.efr
Elixir DesignPro Tools New Form .efr file icon
Description:
The EFR file is an Elixir DesignPro Tools New Form. DesignPro Tools provides a visual interface that enables document designers to create and edit the forms, fonts and images you need for business communications produced on AFP and Xerox production printers.
EFR format description not yet available
Category: Document files
Application: DesignPro Tools
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
EFR aliases:
-
EFR related links:
-
EFR related extensions:
Elixir DesignPro Tools Form

✅ WJVN Cell-assembly Fragment Data

.efr
WJVN Cell-assembly Fragment Data .efr file icon
Description:
The EFR file is a WJVN Cell-assembly Fragment Data. WJVN is a CA simulator for Microsoft Windows. The purpose of this application was to implement the self-reproducing cellular automata of John von Neumann.
EFR format description not yet available
Category: Data files
Application: WJVN
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
EFR aliases:
-
EFR related links:
-
EFR related extensions:
WJVN Fragment Data

Other types of files may also use the .efr file extension.

🚫 The .efr file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

3fr, dfr, ebr, ecr, edr, eer, ef, efd, efe, eff, efg, eft, egr, er, erf

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Altair FEKO Electric Field Strengths Data
MicroEMACS Registry Data
SF Language Repository Data
Lahey Fortran Error Data
E-Cell 2 Rule Data
Sonic Foundry Sample Resource
Avantes Avasoft v8 Intensity Calibration ASCII Data
ChiWriter Hi-res Screen Font
Echoview 2D Region Definition Data
Infinity Engine 2.0 Effects

🔴 Can't open a .efr file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:

example.efr

To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .efr file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .efr file extension, write to us!

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